Knives (and other items) are spawning in spots on car seats and foot wells where it is impossible to access them.
https://cdn.discordapp.com/attachments/798426808840093716/802008247296983060/DayZ_Screenshot_2021.01.20_-_17.13.24.19.png
https://cdn.discordapp.com/attachments/798426808840093716/802008589849067560/DayZ_Screenshot_2020.12.02_-_11.37.21.69.png